package com.bite.demo.mapper;

import com.bite.demo.model.BookInfo;
import lombok.Data;
import org.apache.ibatis.annotations.*;
import org.springframework.stereotype.Service;

import java.util.List;

@Mapper
public interface BookMapper {
    @Insert("insert into book_info (book_name,author,count,price,publish,`status`)" +
            " values  (#{bookName},#{author},#{count},#{price},#{publish},#{status})")
    Integer insertBook(BookInfo bookInfo);

    @Select("select count(1) from book_info where status !=0 ")
    Integer count();

    @Select("SELECT * FROM `book_info` where status != 0 ORDER BY id desc LIMIT #{offset},#{limit}; ")
    List<BookInfo> getListByPage(Integer offset, Integer limit);

    @Select("select * from book_info where id = #{bookId}")
    BookInfo getBookInfo(Integer bookId);

    // 动态Sql 用.xml
    Integer updateBook(BookInfo bookInfo);

    Integer batchDelete(List<Integer> ids);
}
